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# 2nd Grade Data Analysis & Probability Skills Prior Standards Implementation

## Data Analysis & Probability

Pose questions and gather data to answer the questions.
2.5.1 a
1. What Should I Wear? - use models to determine possible outcomes
Read, interpret, and construct tables using tally marks.
2.5.1 b
1. Is It PE Time? - use a chart to solve problems
2. Tally Marks - [ concentration style game ] match sets of tally marks to the number they represent
3. Using Tally Marks - Make tally marks and total the tally. Click on (eg) at the bottom for examples and then create your own.
Construct pictographs and bar graphs.
2.5.1 c
1. All The Parts - learn the parts of a graph.
2. Construct a Bar Graph - Enter the data and create your own bar graph.
3. Grapher - interactive column graph maker, students can change values and labels
4. How It All Stacks Up - Students interpret and compare information using a bar graph.
5. Kids Have Pets - learn about the parts of a bar graph and how to collect information
6. Kinds Of Graphs - learn about various types of graphs
7. Make your own Pictograph - Use this interactive page to create your own pictographs. Click on the (eg) at the bottom for examples first, then create your own by dragging the yellow triangle to the right to get the number of items you wish.
Interpret and solve problems with tables, bar graphs, and pictographs.
2.5.1 d
1. I Am Special - Picture graphs are used in real world situations as students organize information, record data, and use mathematical language to read and interpret the graphs.
2. Interpreting a Data Chart - students practice by answering questions about what can be found in a grid chart
3. Interpreting Column Graphs - students practice by answering ten questions about the graph
4. Play Ball - collect data to put on a picture graph
5. Reading Tables and Schedules - study the table or schedule, and then answer the question
7. Use Column Graphs to Answer Questions - data is displayed in column graphs and students must read the graph to answer questions
8. Use Graphs to Answer Questions - This Saxon math site uses pictographs or tally marks in the form of check marks. Graphs are sometimes repeated with new questions. Be careful!
Predict outcomes of events based on data gathered and displayed.
2.5.2 a
1. What Should I Wear? - use models to determine possible outcomes
Explain whether an event is likely or unlikely.
2.5.2 b
1. Why Can't I Win? - use a spinner to predict the likelihood of simple events occurring
2. What Are My Chances - explore probability and ratios.
Virtual Manipulatives
1. Data Analysis & Probability (Grades PreK-2)
2. Virtual Dice - four styles available; single, double, triple, or +/- dice

## Review Help

Practice Tests
Interactive Practice Games
1. Number Gym - This software company provides games as demonstration copies of their commercial product. All games are labeled "Demonstration" but are working copies and can be used by your students.
Daily Questions
1. Daily Questions - to be given three times per week to serve as a ten to fifteen minute (approximate) review of practice test items and critical thinking (a 134 page document)
1. Measurement - Measurement - Graphs and Data
 site for teachers | PowerPoint show | Acrobat document | Word document | whiteboard resource | sound | video format | interactive lesson | a quiz | lesson plan | to print

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